electron beam accelerator components, namely, electron accelerators; electron beam accelerator systems comprised primarily of electron accelerators, particle accelerators and microwave generators, namely, magnetrons and klystrons for use in generating alternative currents at microwave frequencies; pre-recorded and downloadable computer software for the operation of electron accelerators

electron beam accelerator components, namely, electron accelerators; electron beam accelerator systems comprised primarily of electron accelerators, particle accelerators and microwave generators, namely, magnetrons and klystrons for use in generating alternative currents at microwave frequencies; pre-recorded and downloadable computer software for the operation of electron accelerators